diff --git a/scripts/postinst b/scripts/postinst
index 93fa1a4..38b0de3 100644
--- a/scripts/postinst
+++ b/scripts/postinst
@@ -24,5 +24,6 @@ if [ -f $zshBin ]; then
   fi
   if [ -d $zshLoc ]; then
     ln -sf "$ybconDir/completions/zsh-completion.zsh" "$zshLoc/_ybcon"
+    rm -f /home/*/.zcompdump*
   fi
 fi
\ No newline at end of file